GB8804578D0 - Rotors for miniature electric motors - Google Patents

Rotors for miniature electric motors

Info

Publication number
GB8804578D0
GB8804578D0 GB888804578A GB8804578A GB8804578D0 GB 8804578 D0 GB8804578 D0 GB 8804578D0 GB 888804578 A GB888804578 A GB 888804578A GB 8804578 A GB8804578 A GB 8804578A GB 8804578 D0 GB8804578 D0 GB 8804578D0
Authority
GB
United Kingdom
Prior art keywords
rotors
electric motors
miniature electric
miniature
motors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB888804578A
Other versions
GB2202688A (en
GB2202688B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mabuchi Motor Co Ltd
Original Assignee
Mabuchi Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mabuchi Motor Co Ltd filed Critical Mabuchi Motor Co Ltd
Publication of GB8804578D0 publication Critical patent/GB8804578D0/en
Publication of GB2202688A publication Critical patent/GB2202688A/en
Application granted granted Critical
Publication of GB2202688B publication Critical patent/GB2202688B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
    • H02K13/10—Arrangements of brushes or commutators specially adapted for improving commutation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
    • H02K13/04—Connections between commutator segments and windings
    • H02K13/06—Resistive connections, e.g. by high-resistance chokes or by transistors
GB8804578A 1987-02-27 1988-02-26 Mounting a spark-quenching element to a commutator Expired - Lifetime GB2202688B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62044381A JPH0642775B2 (en) 1987-02-27 1987-02-27 Small motor rotor

Publications (3)

Publication Number Publication Date
GB8804578D0 true GB8804578D0 (en) 1988-03-30
GB2202688A GB2202688A (en) 1988-09-28
GB2202688B GB2202688B (en) 1990-11-21

Family

ID=12689926

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8804578A Expired - Lifetime GB2202688B (en) 1987-02-27 1988-02-26 Mounting a spark-quenching element to a commutator

Country Status (8)

Country Link
US (1) US4833357A (en)
JP (1) JPH0642775B2 (en)
KR (1) KR880010537A (en)
CN (1) CN1023529C (en)
DE (1) DE3805401A1 (en)
GB (1) GB2202688B (en)
HK (1) HK83294A (en)
MY (1) MY103065A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2203292B (en) * 1987-03-27 1992-01-08 Johnson Electric Ind Mfg Commutator
US5008577A (en) * 1988-10-13 1991-04-16 Johnson Electric S.A. Assembled commutator with heat-resisting ring
GB2229571B (en) * 1988-11-14 1992-12-23 Johnson Electric Ind Mfg Varistor for an electric motor
JP2521824Y2 (en) * 1991-02-22 1997-01-08 株式会社三協精機製作所 Commutator
JPH05226047A (en) * 1991-03-18 1993-09-03 Hitachi Ltd Commutator with built-in capacitor and manufacture thereof
EP0542451B1 (en) * 1991-11-12 1995-10-04 Johnson Electric S.A. An assembled commutator
JP2510549Y2 (en) * 1991-12-17 1996-09-11 マブチモーター株式会社 Small motor
JP3322954B2 (en) * 1993-09-08 2002-09-09 マブチモーター株式会社 Assembled commutator for small motor
US5473212A (en) * 1993-10-13 1995-12-05 Buehler Products, Inc. Varistor disk assembly
GB9423689D0 (en) 1994-11-24 1995-01-11 Johnson Electric Sa A rotor for an electric motor
GB9614485D0 (en) * 1996-07-10 1996-09-04 Johnson Electric Sa A miniature motor
US6161275A (en) * 1998-07-08 2000-12-19 Siemens Canada Limited Method of manufacturing commutators for electric motors
JP2001298910A (en) * 2000-04-13 2001-10-26 Canon Precision Inc Commutator with fusing mechanism and motor using the same
DE10018301A1 (en) * 2000-04-13 2001-10-25 Bosch Gmbh Robert Hook commutator for electrical machine, has hook shaped lugs that wrap around wires.
DE10144040B4 (en) * 2001-09-07 2007-06-14 Sintertechnik Gmbh Commutator for small electric motor
JP2007043759A (en) * 2005-07-29 2007-02-15 Nidec Copal Corp Motor
DE102005041499A1 (en) * 2005-09-01 2007-03-08 Temic Automotive Electric Motors Gmbh Commutator for an electric machine
JP5122914B2 (en) * 2007-10-30 2013-01-16 マブチモーター株式会社 Brushed DC motor and method for manufacturing the same
JP2009118672A (en) * 2007-11-08 2009-05-28 Panasonic Corp Mold commutator
KR101786671B1 (en) * 2015-12-02 2017-10-18 현대자동차 주식회사 Rotor structure of wrsm motor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487248A (en) * 1966-02-17 1969-12-30 Victor Company Of Japan Balanced dc motor rotor with spark reducing commutating arrangement
US3488538A (en) * 1967-08-29 1970-01-06 Shigeru Hayashi Spark suppressing arrangement for commutators
DE1929984A1 (en) * 1968-06-14 1970-01-02 Tokyo Kagaku Kabushiki Kaisha Micromotor
DE1938229B2 (en) * 1969-07-28 1972-04-06 Gebr. Bühler Nachfolger GmbH, 8500 Nürnberg REMOVAL DEVICE FOR ELECTRIC SMALL MOTORS
JPS585426Y2 (en) * 1976-04-21 1983-01-29 マブチモ−タ−株式会社 Micro motor spark quencher
JPS5731656Y2 (en) * 1977-05-31 1982-07-12
JPS5774678U (en) * 1980-10-22 1982-05-08
JPS622942Y2 (en) * 1980-10-23 1987-01-23
GB2128818B (en) * 1982-10-11 1986-02-12 Johnson Electric Ind Mfg An armature
JPS5995782U (en) * 1982-12-17 1984-06-29 ソニー株式会社 motor
JPS59107574U (en) * 1982-12-29 1984-07-19 マブチモ−タ−株式会社 Commutator device for small motors
JPS61269641A (en) * 1985-05-23 1986-11-29 Mabuchi Motor Co Ltd Miniature motor
JPS622358U (en) * 1985-06-18 1987-01-08
JPS6284365U (en) * 1985-11-15 1987-05-29

Also Published As

Publication number Publication date
DE3805401A1 (en) 1988-09-08
MY103065A (en) 1993-04-30
GB2202688A (en) 1988-09-28
JPH0642775B2 (en) 1994-06-01
CN88101109A (en) 1988-09-14
US4833357A (en) 1989-05-23
DE3805401C2 (en) 1990-10-11
HK83294A (en) 1994-08-26
CN1023529C (en) 1994-01-12
GB2202688B (en) 1990-11-21
KR880010537A (en) 1988-10-10
JPS63213450A (en) 1988-09-06

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20080225